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Red Hat Product Errata RHSA-2020:1287 - Security Advisory
Issued:
2020-04-07
Updated:
2020-04-07

RHSA-2020:1287 - Security Advisory

  • Overview
  • Updated Packages

Synopsis

Critical: OpenShift Container Platform 3.11 security update

Type/Severity

Security Advisory: Critical

Red Hat Insights patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

Red Hat OpenShift Container Platform release 3.11.200 is now available with
updates to packages and images that fix several bugs.

Red Hat Product Security has rated this update as having a security impact
of Critical. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.

Description

Red Hat OpenShift Container Platform is Red Hat's cloud computing
Kubernetes application platform solution designed for on-premise or private
cloud deployments.

Security Fix(es):

  • haproxy: malformed HTTP/2 requests can lead to out-of-bounds writes (CVE-2020-11100)
  • haproxy: HTTP request smuggling issue with transfer-encoding header containing an obfuscated "chunked" value (CVE-2019-18277)
  • haproxy: HTTP/2 implementation vulnerable to intermediary encapsulation attacks (CVE-2019-19330)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s)
listed in the References section.

Solution

Before applying this update, ensure all previously released errata relevant
to your system is applied.

See the following documentation, which will be updated shortly for release
3.11.200, for important instructions on how to upgrade your cluster and fully
apply this asynchronous errata update:

https://docs.openshift.com/container-platform/3.11/release_notes/ocp_3_11_release_notes.html

This update is available via the Red Hat Network. Details on how to use the
Red Hat Network to apply this update are available at
https://access.redhat.com/articles/11258.

Affected Products

  • Red Hat OpenShift Container Platform 3.11 x86_64
  • Red Hat OpenShift Container Platform for Power 3.11 ppc64le

Fixes

  • BZ - 1759697 - CVE-2019-18277 haproxy: HTTP request smuggling issue with transfer-encoding header containing an obfuscated "chunked" value
  • BZ - 1777584 - CVE-2019-19330 haproxy: HTTP/2 implementation vulnerable to intermediary encapsulation attacks
  • BZ - 1819111 - CVE-2020-11100 haproxy: malformed HTTP/2 requests can lead to out-of-bounds writes

CVEs

  • CVE-2019-18277
  • CVE-2019-19330
  • CVE-2020-11100

References

  • https://access.redhat.com/security/updates/classification/#critical
Note: More recent versions of these packages may be available. Click a package name for more details.

Red Hat OpenShift Container Platform 3.11

SRPM
haproxy-1.8.23-3.el7.src.rpm SHA-256: e6b77a78b09c1f8dcb63146006ee230c9120b578628ec0fe332296c2dd4bafec
x86_64
haproxy-debuginfo-1.8.23-3.el7.x86_64.rpm SHA-256: ef53c757018ad6313d37d52ff72e30d1c06d366929bb526cf1660f338adae611
haproxy18-1.8.23-3.el7.x86_64.rpm SHA-256: a614c97e7b539eccbcbfedad0bc64c24869e09cc948c4a9112f5c08fa6bfd730

Red Hat OpenShift Container Platform for Power 3.11

SRPM
haproxy-1.8.23-3.el7.src.rpm SHA-256: e6b77a78b09c1f8dcb63146006ee230c9120b578628ec0fe332296c2dd4bafec
ppc64le
haproxy-debuginfo-1.8.23-3.el7.ppc64le.rpm SHA-256: f46ef8ba1be355513320397dadbab7fec4f27425689d50dfcd729d830bb7267e
haproxy-debuginfo-1.8.23-3.el7.ppc64le.rpm SHA-256: f46ef8ba1be355513320397dadbab7fec4f27425689d50dfcd729d830bb7267e
haproxy18-1.8.23-3.el7.ppc64le.rpm SHA-256: 0b5116f28d656391b605e0fa0b7a0f1480ed23d1df93e0903a03c7e5ff9347b4
haproxy18-1.8.23-3.el7.ppc64le.rpm SHA-256: 0b5116f28d656391b605e0fa0b7a0f1480ed23d1df93e0903a03c7e5ff9347b4

The Red Hat security contact is secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.

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